Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 7.13
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -9.14 -0.375 3.42
Prot (kg) -7.22 -0.441 3.19
Fertility Sub Index -9.93
Calving Interval (days) 4.90 -1.459 -7.15
Survival (%) -2.49 1.117 -2.78
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index -0.46
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 2.29 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index -1.03

* Based on an €80/tonne carbon price